{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{2}{c}}
\toprule
                    &\multicolumn{1}{c}{Log Wages}&\multicolumn{1}{c}{Casual Workers}\\\cmidrule(lr){2-2}\cmidrule(lr){3-3}
                    &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}\\
                    &\multicolumn{1}{c}{none}&\multicolumn{1}{c}{model\_all\_cas}\\
\midrule
1993-94             &       0.017   &       0.051***\\
                    &     (0.020)   &     (0.012)   \\
1999-00             &       0.000   &       0.000   \\
                    &         (.)   &         (.)   \\
2003-04             &      -0.103***&      -0.001   \\
                    &     (0.012)   &     (0.006)   \\
2004-05             &      -0.163***&       0.040***\\
                    &     (0.014)   &     (0.005)   \\
\midrule
R2                  &        0.60   &        0.44   \\
N                   &      170781   &      377636   \\
\bottomrule
\end{tabular}
}
